Test Overview
Test Methodology

Quantitative Spectrophotometry

Test Usage

CSF levels of angiotensin converting enzyme (ACE) are increased in approximately 50% of patients with neurosarcoidosis, but in less than 10% of systemic sarcoidosis patients without neurologic manifestations.

Reference Range *

0.0 - 2.5 U/L

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday, Wednesday, Friday
Analytic Time

3 - 7 days

Soft Order Code
FACE
MiChart Code
ACE (Angiotensin Converting Enzym), CSF
Synonyms
  • Angiotensin Converting Enz CSF
  • FACE
Laboratory
Sendout
Reference Laboratory
Mayo FACEC (ARUP 0098974)
Section
Special Testing
Specimen Requirements
Collection

Collect spinal fluid and freeze (preferred) or refrigerate for up to 7 days.

Normal Volume
1 mL CSF
Minimum Volume
0.5 mL CSF
Storage Temperature
Frozen 180 days, Refrigerated 7 days.
Additional Information

Test sent to Mayo Medical Laboratories; performed by ARUP Laboratories.

Billing
CPT Code
82164
Fee Code
AA152
LOINC
12480-0
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